[CORD-2188] Multi-stage build for vtr gui extension

Change-Id: Ie63ae19168f44eeaf84f454e1677160bb9d164b1
diff --git a/xos/gui/conf/gulp.conf.js b/xos/gui/conf/gulp.conf.js
index b160ced..ee29c80 100755
--- a/xos/gui/conf/gulp.conf.js
+++ b/xos/gui/conf/gulp.conf.js
@@ -36,7 +36,7 @@
  */
 exports.paths = {
   src: 'src',
-  dist: 'dist/extensions/vtr', // NOTE that 'sample' have to match the extension name provided in platform install
+  dist: 'dist',
   appConfig: 'conf/app',
   tmp: '.tmp',
   e2e: 'e2e',